Puncture repair plug



FIG. 1 is a reduced front elevational view of the puncture repair plug showing our new design in a use position, the broken line showing of a portion of a tire for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is an enlarged top plan view thereof; and,

FIG. 6 is an enlarged bottom plan view thereof. 

The ornamental design for the puncture repair plug, as shown and described. 